66 def MakePktInfo(version, addr, ifindex):  argument
67   family = {4: AF_INET, 6: AF_INET6}[version]
69     addr = {4: "0.0.0.0", 6: "::"}[version]
72   if version == 6:
159   def _RouterAddress(netid, version):  argument
160     if version == 6:
162     elif version == 4:
165       raise ValueError("Don't support IPv%s" % version)
176   def MyAddress(cls, version, netid):  argument
179             6: cls._MyIPv6Address(netid)}[version]
182   def MySocketAddress(cls, version, netid):  argument
183     addr = cls.MyAddress(version, netid)
184     return "::ffff:" + addr if version == 5 else addr
191   def OnlinkPrefixLen(version):  argument
192     return {4: 24, 6: 64}[version]
195   def OnlinkPrefix(version, netid):  argument
197             6: "2001:db8:%02x::" % netid}[version]
207   def GetProtocolFamily(self, version):  argument
208     return {4: AF_INET, 6: AF_INET6}[version]
263     for version in [4, 6]:
268       router = cls._RouterAddress(netid, version)
273       cls.iproute.UidRangeRule(version, is_add, start, end, table,
275       cls.iproute.OifRule(version, is_add, iface, table, cls.PRIORITY_OIF)
276       cls.iproute.FwmarkRule(version, is_add, netid, cls.NETID_FWMASK, table,
292       do_routing = (version == 4 or cls.AUTOCONF_TABLE_OFFSET is None)
294         if version == 4:
297           cls.iproute.AddNeighbour(version, router, macaddr, ifindex)
299           cls.iproute.AddRoute(version, table,
300                                cls.OnlinkPrefix(version, netid),
301                                cls.OnlinkPrefixLen(version), None, ifindex)
302           cls.iproute.AddRoute(version, table, "default", 0, router, ifindex)
305           cls.iproute.DelRoute(version, table, "default", 0, router, ifindex)
306           cls.iproute.DelRoute(version, table,
307                                cls.OnlinkPrefix(version, netid),
308                                cls.OnlinkPrefixLen(version), None, ifindex)
309         if version == 4:
310           cls.iproute.DelNeighbour(version, router, macaddr, ifindex)
322     for version in [4, 6]:
325       iptables = {4: "iptables", 6: "ip6tables"}[version]
328       if net_test.RunIptablesCommand(version, args):
339     for version in [4, 6]:
341       cls.iproute.DefaultRule(version, is_add, table, cls.PRIORITY_DEFAULT)
376   def _ICMPRatelimitFilename(cls, version):  argument
378                                6: "ipv6/icmp/ratelimit"}[version]
381   def _SetICMPRatelimit(cls, version, limit):  argument
382     cls.SetSysctl(cls._ICMPRatelimitFilename(version), limit)
399     for version in [4, 6]:
400       cls._SetICMPRatelimit(version, 0)
402     for version in [4, 6]:
403       cls.iproute.UnreachableRule(version, True, cls.PRIORITY_UNREACHABLE)
429     for version in [4, 6]:
431         cls.iproute.UnreachableRule(version, False, cls.PRIORITY_UNREACHABLE)
471   def GetRemoteAddress(self, version):  argument
474             6: self.IPV6_ADDR}[version]
476   def GetRemoteSocketAddress(self, version):  argument
477     addr = self.GetRemoteAddress(version)
478     return "::ffff:" + addr if version == 5 else addr
480   def GetOtherRemoteSocketAddress(self, version):  argument
483             6: self.IPV6_ADDR2}[version]
498   def BuildSocket(self, version, constructor, netid, routing_mode):  argument
499     if version == 5: version = 6
500     s = constructor(self.GetProtocolFamily(version))
522   def SendOnNetid(self, version, s, dstaddr, dstport, netid, payload, cmsgs):  argument
524       pktinfo = MakePktInfo(version, None, self.ifindices[netid])
527           6: (net_test.SOL_IPV6, csocket.IPV6_PKTINFO)}[version]
576   def InvalidateDstCache(self, version, netid):  argument
596       self.iproute._Route(version, iproute.RTPROT_STATIC, action, table,
717   def Combinations(self, version):  argument
724       myaddr = self.MyAddress(version, dest_ip_netid)
725       prefix = {4: "172.22.", 6: "2001:db8:aaaa::"}[version]